47643957

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{13679}}^1$

素因数の和:13734

約数の個数: 20

約数和(自身を含む): 72832320

約数和(自身を除く): 25188363

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 13679, 41037, 123111, 369333, 588197, 1107999, 1764591, 5293773, 15881319, 47643957]

約数ペア:

[(1, 47643957), (3, 15881319), (9, 5293773), (27, 1764591), (43, 1107999), (81, 588197), (129, 369333), (387, 123111), (1161, 41037), (3483, 13679)]